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Check against performance_schema.global_variables fails (Table not found) #759

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Jean-Marie Renouard 2024-02-08 23:56:35 +01:00
parent 876c374bef
commit e03ba82187
1 changed files with 8 additions and 6 deletions
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14
mysqltuner.pl
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@ -3221,11 +3221,11 @@ sub calculations {
$mystat{'Innodb_buffer_pool_pages_total'}
) if defined $mystat{'Innodb_buffer_pool_pages_total'};
$mycalc{'innodb_buffer_alloc_pct'} = select_one(
"select round( 100* sum(allocated)/( select VARIABLE_VALUE "
. "FROM performance_schema.global_variables "
. "WHERE VARIABLE_NAME='innodb_buffer_pool_size' ) ,2)"
. 'FROM sys.x\$innodb_buffer_stats_by_table;' )
my $lreq= "select ROUND( 100* sum(allocated)/ ".
$myvar{'innodb_buffer_pool_size'} .
',1) FROM sys.x\$innodb_buffer_stats_by_table;';
debugprint("lreq: $lreq");
$mycalc{'innodb_buffer_alloc_pct'} = select_one( $lreq )
if ($opt{experimental});
# Binlog Cache
if ( $myvar{'log_bin'} ne 'OFF' ) {
@ -6379,7 +6379,9 @@ sub mysql_innodb {
#from sys.x$innodb_buffer_stats_by_table;
if ( $opt{experimental} ) {
if (defined $mycalc{innodb_buffer_alloc_pct}) {
debugprint ('innodb_buffer_alloc_pct: "'.$mycalc{innodb_buffer_alloc_pct}.'"');
if (defined $mycalc{innodb_buffer_alloc_pct} and
$mycalc{innodb_buffer_alloc_pct} ne '' ) {
if ( $mycalc{innodb_buffer_alloc_pct} < 80 ) {
badprint "Ratio Buffer Pool allocated / Buffer Pool Size: "
. $mycalc{'innodb_buffer_alloc_pct'} . '%';